Risk Factors for Hospitalization for a Chronic Obstructive Pulmonary Disease Exacerbation . EFRAM STUDY
GARCIA-AYMERICH, JUDITH, MONSO, EDUARD, MARRADES, RAMON M, ESCARRABILL, JOAN, FELEZ, MIQUEL A, SUNYER, JORDI, ANTO, JOSEP M, EFRAM Investigators
Published in American journal of respiratory and critical care medicine (15.09.2001)
Published in American journal of respiratory and critical care medicine (15.09.2001)
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